JP5474821B2 - ２つのピストンを有する緩衝装置 - Google Patents

２つのピストンを有する緩衝装置 Download PDF

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Publication number
JP5474821B2
JP5474821B2 JP2010539379A JP2010539379A JP5474821B2 JP 5474821 B2 JP5474821 B2 JP 5474821B2 JP 2010539379 A JP2010539379 A JP 2010539379A JP 2010539379 A JP2010539379 A JP 2010539379A JP 5474821 B2 JP5474821 B2 JP 5474821B2
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JP
Japan
Prior art keywords
flow
shock absorber
damping
flow limiter
main piston
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2010539379A
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English (en)
Japanese (ja)
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JP2011508166A (ja
Inventor
ニグレン、ニルス・ゴラン
ヤール、ヨハン
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Ohlins Racing AB
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Ohlins Racing AB
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Publication of JP2011508166A publication Critical patent/JP2011508166A/ja
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Publication of JP5474821B2 publication Critical patent/JP5474821B2/ja
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/063—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid comprising a hollow piston rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
    • F16F9/182—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein comprising a hollow piston rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/3405—Throttling passages in or on piston body, e.g. slots
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • F16F9/3484—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of the annular discs per se, singularly or in combination
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
    • F16F9/49—Stops limiting fluid passage, e.g. hydraulic stops or elastomeric elements inside the cylinder which contribute to changes in fluid damping
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
    • F16F9/516—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/42—Multiple pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • F16F9/3485—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of supporting elements intended to guide or limit the movement of the annular discs
    • F16F9/3487—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of supporting elements intended to guide or limit the movement of the annular discs with spacers or spacing rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
JP2010539379A 2007-12-19 2008-12-17 ２つのピストンを有する緩衝装置 Active JP5474821B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0702838A SE531694C2 (sv) 2007-12-19 2007-12-19 Stötdämpare med dubbelkolv
SE0702838-4 2007-12-19
PCT/SE2008/051484 WO2009082339A1 (en) 2007-12-19 2008-12-17 Shock absorber with dual piston

Publications (2)

Publication Number Publication Date
JP2011508166A JP2011508166A (ja) 2011-03-10
JP5474821B2 true JP5474821B2 (ja) 2014-04-16

Family

ID=40801452

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010539379A Active JP5474821B2 (ja) 2007-12-19 2008-12-17 ２つのピストンを有する緩衝装置

Country Status (6)

Country Link
US (1) US8807302B2 (de)
EP (1) EP2242939B1 (de)
JP (1) JP5474821B2 (de)
CN (1) CN101903678B (de)
SE (1) SE531694C2 (de)
WO (1) WO2009082339A1 (de)

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JP4753238B2 (ja) * 2005-09-09 2011-08-24 ヤマハ発動機株式会社 油圧緩衝器
SE534251C2 (sv) * 2009-03-03 2011-06-14 Oehlins Racing Ab Stötdämpare med dubbelkolv
DE102011079144B4 (de) * 2011-07-14 2013-02-07 Zf Friedrichshafen Ag Verstellbare Dämpfventileinrichtung mit einem Notbetriebventil
CN102518731B (zh) * 2011-12-09 2013-08-07 北京工业大学 高耗能间隙自适应型粘滞阻尼器
JP5839562B2 (ja) * 2012-01-13 2016-01-06 Ｋｙｂ株式会社 油圧緩衝器
JP5683634B2 (ja) 2012-11-28 2015-03-11 株式会社ショーワ 圧力緩衝装置
US8991840B2 (en) * 2013-03-14 2015-03-31 Oshkosh Defense, Llc Load dependent damper for a vehicle suspension system
US9512958B2 (en) 2013-03-15 2016-12-06 Itt Manufacturing Enterprises Llc Visco-elastic support with added dynamic stiffness
EP2792901B1 (de) * 2013-04-16 2016-05-18 Öhlins Racing Ab Ventilanordnung
DE112016000579B4 (de) 2015-02-03 2024-03-28 Tenneco Automotive Operating Company Inc. Sekundäre dämpfungsanordnung für einen stossdämpfer
US9822837B2 (en) 2015-02-06 2017-11-21 Tenneco Automotive Operating Company Inc. Secondary dampening assembly for shock absorber
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RU172227U1 (ru) * 2016-09-14 2017-07-03 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Гидравлический амортизатор
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RU176234U1 (ru) * 2016-11-15 2018-01-12 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод Гидравлический амортизатор
RU176349U1 (ru) * 2016-11-15 2018-01-17 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Гидравлический амортизатор
RU173137U1 (ru) * 2016-11-15 2017-08-14 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Гидравлический амортизатор
RU172925U1 (ru) * 2016-11-15 2017-07-31 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Гидравлический амортизатор
RU173139U1 (ru) * 2016-11-17 2017-08-14 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Поршень гидравлического амортизатора
RU176228U1 (ru) * 2016-11-17 2018-01-12 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Гидравлический амортизатор
RU173197U1 (ru) * 2016-11-17 2017-08-16 Общество с ограниченной ответственностью "Первоуральский Автоагрегатный завод" Гайка штока гидравлического амортизатора
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Also Published As

Publication number Publication date
JP2011508166A (ja) 2011-03-10
WO2009082339A1 (en) 2009-07-02
EP2242939A1 (de) 2010-10-27
CN101903678B (zh) 2012-06-06
EP2242939B1 (de) 2019-08-28
US20110017557A1 (en) 2011-01-27
EP2242939A4 (de) 2017-12-20
CN101903678A (zh) 2010-12-01
US8807302B2 (en) 2014-08-19
SE531694C2 (sv) 2009-07-07
SE0702838L (sv) 2009-06-20

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